CVE-2024-34313
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedAn issue in VPL Jail System up to v4.0.2 allows attackers to execute a directory traversal via a crafted request to a public endpoint.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceA directory traversal vulnerability exists in VPL Jail System versions up to v4.0.2, allowing remote attackers to access files outside the web root directory through crafted requests to a publicly accessible endpoint. The lack of proper input validation on user-supplied file paths enables attackers to use '../' sequences to traverse the filesystem.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify VPL Jail System installationLocate VPL Jail System files in your web server's document root or application directory. Look for directories or files named 'vpl', 'jail', or related to the VPL (Virtual Programming Lab) system.Affected if VPL Jail System software is present on the server
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Determine installed versionCheck the version information for your VPL Jail System installation. Look for a version file, about page, or metadata that displays the software version number.Affected if The installed version is v4.0.2 or any earlier version (versions up to and including v4.0.2 are affected)
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Identify publicly accessible file-related endpointsReview your web server configuration and VPL Jail System routing to identify endpoints that handle file paths or file access. Look for URLs or routes that accept file path parameters.Affected if A publicly accessible endpoint exists that processes user-supplied file paths without authentication
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Check input validation on file path parametersInspect the code or configuration handling file path inputs in the identified endpoints. Look for validation logic that filters or sanitizes '../' sequences or other path traversal patterns.Affected if No input validation exists, or validation can be bypassed for file path parameters
You are affected if VPL Jail System v4.0.2 or earlier is installed AND a publicly accessible endpoint that processes user-supplied file paths without proper validation exists on your server.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataUpgrade to a version beyond v4.0.2 if available, or implement strict input validation and path sanitization on all file-related parameters to restrict access to authorized directories only.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,120.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-34313 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2024-34313 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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